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FZUS53 KAPX 170151
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
951 PM EDT Wed Jul 16 2025

For waters within five nautical miles of shore on Lakes Huron...
Michigan and Superior.

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

LSZ321-171000-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...Northeast wind 10 to 20 knots. Rain likely early in
the evening, then chance of rain after midnight. Waves 2 to
3 feet.
.THURSDAY...North wind 10 to 20 knots. Isolated showers. Waves
2 to 4 feet.
.THURSDAY NIGHT...West wind 5 to 10 knots. Mostly clear. Waves
2 to 3 feet.
.FRIDAY...Light winds. Mostly sunny. Waves 2 feet or less.

See the open lakes forecast for days 3 through 5.

$$

LSZ322-171000-
St. Marys River Point Iroquois to E. Potagannissing Bay-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...Northeast wind 10 to 20 knots. Isolated
thunderstorms early in the evening. Rain likely through the
night.
.THURSDAY...North wind 15 to 20 knots. Scattered showers.
.THURSDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear.
.FRIDAY...Light winds. Sunny.

Winds higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-171000-
St Ignace to False Detour Channel-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...Northeast wind 10 to 20 knots. Isolated
thunderstorms early in the evening. Rain likely through the
night. Waves 2 feet or less.
.THURSDAY...North wind 10 to 15 knots. Scattered showers. Waves
2 feet or less.
.THURSDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear.
Waves 2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ341-171000-
Seul Choix Point to 5NM West of Mackinac Bridge-
951 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.OVERNIGHT...Northeast wind 10 to 20 knots. Chance of rain and
isolated thunderstorms. Waves 2 feet or less.
.THURSDAY...North wind 10 to 20 knots. Mostly sunny. Waves 2 feet
or less.
.THURSDAY NIGHT...North wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ342-171000-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
951 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON...

.OVERNIGHT...Northeast wind 10 to 20 knots. Rain likely early in
the evening. Isolated thunderstorms through the night. Chance of
rain after midnight. Waves 2 to 4 feet.
.THURSDAY...North wind 15 to 20 knots. Mostly sunny. Waves 3 to
5 feet.
.THURSDAY NIGHT...North wind 5 to 10 knots. Clear. Waves 2 feet
or less.
.FRIDAY...West wind 5 to 10 knots. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ323-171000-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
951 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON...

.OVERNIGHT...North wind 10 to 20 knots. Rain likely and scattered
thunderstorms early in the evening, then chance of rain and
isolated thunderstorms after midnight. Waves 2 to 4 feet.
.THURSDAY...North wind 10 to 20 knots. Partly sunny. Waves 3 to
5 feet.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear.
Waves 2 feet or less.
.FRIDAY...Light winds. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ344-171000-
Sleeping Bear Point to Grand Traverse Light MI-
951 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON...

.OVERNIGHT...North wind 10 to 20 knots. Rain likely and scattered
thunderstorms early in the evening, then chance of rain and
isolated thunderstorms after midnight. Waves 2 to 4 feet building
to 3 to 5 feet after midnight.
.THURSDAY...North wind 10 to 20 knots. Partly sunny. Waves 4 to
6 feet.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear.
Waves 2 feet or less.
.FRIDAY...Light winds. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ345-346-171000-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
951 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON...

.OVERNIGHT...North wind 10 to 20 knots. Rain likely and scattered
thunderstorms early in the evening, then chance of rain after
midnight. Waves 4 to 6 feet.
.THURSDAY...North wind 10 to 20 knots. Partly sunny. Waves 4 to
6 feet.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear.
Waves 2 to 3 feet.
.FRIDAY...Light winds. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ345-171000-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...North wind 10 to 20 knots. Rain likely early in the
evening. Isolated thunderstorms through the night. Chance of rain
after midnight. Waves 2 feet or less.
.THURSDAY...North wind 10 to 15 knots. Isolated showers. Waves
2 feet or less.
.THURSDAY NIGHT...Northwest wind 5 to 10 knots. Clear. Waves
2 feet or less.
.FRIDAY...West wind 5 to 10 knots. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ347-171000-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...North wind 10 to 20 knots. Rain likely and isolated
thunderstorms. Waves 2 to 4 feet.
.THURSDAY...North wind 10 to 20 knots. Isolated showers. Waves
2 to 4 feet.
.THURSDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear.
Waves 2 feet or less.
.FRIDAY...Light winds. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ348-171000-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...North wind 10 to 20 knots. Rain early in the
evening. Scattered thunderstorms through the night. Rain likely
after midnight. Waves 2 feet or less building to 2 to 3 feet
after midnight.
.THURSDAY...Northwest wind 10 to 20 knots. Scattered showers.
Waves 3 to 5 feet.
.THURSDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear.
Waves 2 to 3 feet.
.FRIDAY...South wind 5 to 10 knots. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ349-171000-
Sturgeon Pt to Alabaster MI-
951 PM EDT Wed Jul 16 2025

.OVERNIGHT...Southeast wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming northwest early in the
morning. Numerous thunderstorms early in the evening. Rain
through the night. Scattered thunderstorms after midnight. Waves
2 feet or less.
.THURSDAY...Northwest wind 10 to 20 knots. Isolated showers.
Waves 2 to 4 feet.
.THURSDAY NIGHT...North wind 10 to 15 knots. Mostly clear. Waves
2 to 3 feet.
.FRIDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

HAD